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Beginner

No power

Hi On my 3900 Router

my port seen to be shutting themselfs off, they are connected antenna 

can someone help

2 REPLIES 2
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Hall of Fame Expert

What type of antenna?

have you tried no sh under the interface?

what is the output of "sh ip int xx?"

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Hi I mean i'm conecting two building and I have a Microwave antenna connecting the two builings, I'm running a site to  site vpn between the two. when I try the "sh ip int br " it sh the interface as up but it doesn't allow for traffic to pass